Swift Concurrency by Example 第6页
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How to create and use AsyncStreams to return buffered data 如何创建和使用 AsyncStreams 返回缓冲数据
AsyncStream and AsyncThrowingStream can be thought of a bit like continuations that can send back multiple values, but also like an AsyncSequence that is a...
5个月前
How to fix the error “async call in a function that does not support concurrency” 如何修复错误 “async call in a function that does not support concurrency”
This error occurs when you’ve tried to call an async function from a synchronous function, which is not allowed in Swift – asynchronous functions must be able to suspend the...
5个月前
Introduction to testing Swift concurrency Swift 并发测试简介
Swift's full range of concurrency features work great with unit tests using both the legacy XCTest framework and the new Swift Testing framework.Swift 的全套并发功能非常适合使用旧...
5个月前How to create and use async properties 如何创建和使用异步属性
Just as Swift’s functions can be asynchronous, computed properties can also be asynchronous: attempting to access them must also use await or similar, and may also need&...
5个月前
How to handle different result types in a task group 如何处理任务组中的不同结果类型
Each task in a Swift task group must return the same type of data as all the other tasks in the group, which is often problematic – what if you need one task group to handle ...
5个月前How to discard results in a task group 如何丢弃任务组中的结果
Swift has a special task group type called a discarding task group, which has a very specialized function: tasks that complete are automatically discarded and destroyed, ...
5个月前How to make async command-line tools and scripts 如何制作异步命令行工具和脚本
If you’re writing a command-line tool with Swift, you can use async code in two ways: if you're using main.swift you can immediately make and use async functions as norm...
5个月前How to cancel a Task 如何取消任务
Swift’s tasks use cooperative cancellation, which means that although we can tell a task to stop work, the task itself is free to completely ignore that instruction and carry...
5个月前Why can’t we call async functions using async var? 为什么我们不能使用 async var 调用 async 函数？
Swift’s async let syntax provides short, helpful syntax for running lots of work concurrently, allowing us to wait for them all later on. However, it only works as ...
5个月前What’s the difference between async let, tasks, and task groups? async let、tasks 和 task groups 之间有什么区别？
Swift’s async let, Task, and task groups all solve a similar problem: they allow us to create concurrency in our code so the system is able to run them efficiently. Beyo...
5个月前